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add created_at and updated_at fields to mongoose schemas
Is there a way to add created_at and updated_at fields to a mongoose schema, without having to pass them in everytime new MyModel() is called?
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MySQL: Enable LOAD DATA LOCAL INFILE
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From the MySQL 5.5 manual page:
LOCAL works only if your server and your client both have been
configured to permit it. For example, if mysqld was started with
--local-infile=0, LOCAL does not work. See Section 6.1.6, “Security Issues with LOAD DATA LOCAL”.
You should set the op...
bool to int conversion
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int x = 4<5;
Completely portable. Standard conformant. bool to int conversion is implicit!
§4.7/4 from the C++ Standard says (Integral Conversion)
If the source type is bool, the value false is converted to zero and
the value true is converted to one.
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How to get current time and date in Android
How can I get the current time and date in an Android app?
40 Answers
40
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Remove an item from a dictionary when its key is unknown
...re currently testing for object identity (is only returns True if both operands are represented by the same object in memory - this is not always the case with two object that compare equal with ==). If you are doing this on purpose, then you could rewrite your code as
some_dict = {key: value for k...
How to loop over directories in Linux?
I am writing a script in bash on Linux and need to go through all subdirectory names in a given directory. How can I loop through these directories (and skip regular files)?
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Pure JavaScript Graphviz equivalent [closed]
...y embed Graphviz into my Node server as an extension, or even popen() it and stream over graph information in the .dot format.
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How to install a node.js module without using npm?
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You need to download their source from the github. Find the main file and then include it in your main file.
An example of this can be found here > How to manually install a node.js module?
Usually you need to find the source and go through the package.json file. There you can find which i...
What is Autoloading; How do you use spl_autoload, __autoload and spl_autoload_register?
I am learning advanced PHP standards and trying to implement new and useful methods. Earlier I was using __autoload just to escape including multiple files on each page, but recently I have seen a tip on __autoload manual
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Simple (non-secure) hash function for JavaScript? [duplicate]
... can simply call .hashCode() on any string, e.g. "some string".hashCode(), and receive a numerical hash code (more specifically, a Java equivalent) such as 1395333309.
String.prototype.hashCode = function() {
var hash = 0;
if (this.length == 0) {
return hash;
}
for (var i =...